Home / 30,017.04-45,023.94-15,225.58

Finding the Fourth Proportional to 30,017.04, 45,023.94 and 15,225.58

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Solution

The fourth proportional to 30,017.04, 45,023.94 and 15,225.58 is: 22,837.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,017.04 : 45,023.94 = 15,225.58 : x
  2. Step 2: Convert to fraction form
    30,017.04/45,023.94 = 15,225.58/x
  3. Step 3: Cross multiply
    30,017.04x = 45,023.94 × 15,225.58
  4. Step 4: Simplify right side
    30,017.04x = 685,515,600.39
  5. Step 5: Solve for x
    x = 685,515,600.39/30,017.04
  6. Step 6: Final answer
    x = 22,837.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.